Osem | List of Frontiers open access articles

Original Research

Published on 16 Aug 2021

Effects of New Bayesian Penalized Likelihood Reconstruction Algorithm on Visualization and Quantification of Upper Abdominal Malignant Tumors in Clinical FDG PET/CT Examinations

in Cancer Imaging and Image-directed Interventions

Mitsuaki Tatsumi
Fumihiko Soeda
Takashi Kamiya
Junpei Ueda
Daisuke Katayama
Keiko Matsunaga
Tadashi Watabe
Hiroki Kato
Noriyuki Tomiyama

Frontiers in Oncology

doi 10.3389/fonc.2021.707023

2,656 views
5 citations

Original Research

Published on 11 Mar 2022

The Impact of Total Variation Regularized Expectation Maximization Reconstruction on 68Ga-DOTA-TATE PET/CT Images in Patients With Neuroendocrine Tumor

in Nuclear Medicine

Lin Liu
Hanxiang Liu
Shijie Xu
Shumao Zhang
Yi Tao
Greta S. P. Mok
Yue Chen

Frontiers in Medicine

doi 10.3389/fmed.2022.845806

2,819 views
11 citations

Original Research

Published on 08 Jan 2024

PARALLELPROJ—an open-source framework for fast calculation of projections in tomography

in PET and SPECT

Georg Schramm
Kris Thielemans

Frontiers in Nuclear Medicine

doi 10.3389/fnume.2023.1324562

4,373 views
34 citations

Original Research

Published on 11 Dec 2025

MR-guided reconstruction of PET data in spinal cord PET/MRI

in Physics and Data Analysis

Eve Lennie
Charalampos Tsoumpas
Nigel Hoggard
Thomas Jenkins
Matthew Spangler-Bickell
Steven Sourbron

Frontiers in Nuclear Medicine

doi 10.3389/fnume.2025.1706155

749 views

Original Research

Published on 29 Aug 2025

Comparative evaluation of Ordered Subset Expectation Maximization and Bayesian Penalized Likelihood algorithms for PET/CT image reconstruction in various malignancies using 18F-FDG and 68Ga-PSMA-11 tracers

in Cancer Imaging and Image-directed Interventions

Arvin Naeimi
Sara Harsini
Ramin Akbarian Aghdam
Ran Klein
Farzad Abbaspour

Frontiers in Oncology

doi 10.3389/fonc.2025.1597919

2,010 views

Original Research

Published on 06 May 2020

Study of the Effect of Reconstruction Parameters for Myocardial Perfusion Imaging in PET With a Novel Flow Phantom

in Medical Physics and Imaging

Reetta Siekkinen
Jarmo Teuho
Nadia A. S. Smith
Andrew Fenwick
Anna K. Kirjavainen
Kalle Koskensalo
Antti Saraste
Mika Teräs

Frontiers in Physics

doi 10.3389/fphy.2020.00148

3,814 views
4 citations

Original Research

Published on 21 Jun 2023

Investigation and optimization of PET-guided SPECT reconstructions for improved radionuclide therapy dosimetry estimates

in PET and SPECT

Harry Marquis
Kathy P. Willowson
C. Ross Schmidtlein
Dale L. Bailey

Frontiers in Nuclear Medicine

doi 10.3389/fnume.2023.1124283

3,454 views
5 citations

Original Research

Published on 08 Mar 2022

Implementation of a Spatially-Variant and Tissue-Dependent Positron Range Correction for PET/CT Imaging

in Medical Physics and Imaging

Hunor Kertész
Thomas Beyer
Vladimir Panin
Walter Jentzen
Jacobo Cal-Gonzalez
Alexander Berger
Laszlo Papp
Peter L. Kench
Deepak Bharkhada
Jorge Cabello

Frontiers in Physiology

doi 10.3389/fphys.2022.818463

4,321 views
19 citations

Original Research

Published on 29 Aug 2024

Modular GAN: positron emission tomography image reconstruction using two generative adversarial networks

in Artificial Intelligence in Radiology

Rajat Vashistha
Viktor Vegh
Hamed Moradi
Amanda Hammond
Kieran O’Brien
David Reutens

Frontiers in Radiology

doi 10.3389/fradi.2024.1466498

2,815 views
3 citations

Articles

Effects of New Bayesian Penalized Likelihood Reconstruction Algorithm on Visualization and Quantification of Upper Abdominal Malignant Tumors in Clinical FDG PET/CT Examinations

The Impact of Total Variation Regularized Expectation Maximization Reconstruction on 68Ga-DOTA-TATE PET/CT Images in Patients With Neuroendocrine Tumor

PARALLELPROJ—an open-source framework for fast calculation of projections in tomography

MR-guided reconstruction of PET data in spinal cord PET/MRI

Comparative evaluation of Ordered Subset Expectation Maximization and Bayesian Penalized Likelihood algorithms for PET/CT image reconstruction in various malignancies using 18F-FDG and 68Ga-PSMA-11 tracers

Study of the Effect of Reconstruction Parameters for Myocardial Perfusion Imaging in PET With a Novel Flow Phantom

Investigation and optimization of PET-guided SPECT reconstructions for improved radionuclide therapy dosimetry estimates

Implementation of a Spatially-Variant and Tissue-Dependent Positron Range Correction for PET/CT Imaging

Modular GAN: positron emission tomography image reconstruction using two generative adversarial networks